Video: Lub hauv paus ntsiab lus ntawm staining yooj yim yog dab tsi?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Txoj Cai . Nws txoj cai yog nyob ntawm qhov txoj cai ntawm kev tsim cov cim sib txawv ntawm lub cev thiab ib puag ncig nws ib puag ncig, los ntawm kev siv qhov yooj yim stain . Ib qho yooj yim zas xim muaj cov chromophore zoo uas nyiam nyiam rau cov khoom tsis zoo ntawm tes thiab cov khoom siv hluav taws xob xws li nucleic acids thiab cov proteins.
Ib yam li ntawd, lub hauv paus ntsiab lus ntawm staining yog dab tsi?
Qhov yooj yim txoj cai ntawm Gram staining yog cov khoom ntawm qee cov kab mob ntawm cov phab ntsa kom khaws cov crystal violet dye. Li no, nws yog qhov txawv stain ? Safranin yog siv los ua lub txee stain hauv ib co staining raws tu qauv, coloring tag nrho cell nuclei liab.
Dab tsi yog qhov yooj yim thiab sib txawv staining? A sib txawv stain yog hom tshwj xeeb ntawm staining uas tso cai rau kev txheeb xyuas microbe, thiab sib txawv ntawm cov hlwb hauv cov qauv sib xyaw. Yooj yim staining koom nrog ntxiv ib qho yooj yim, cationic dye rau lub cev. Qhov zoo dye yog attracted rau cov phab ntsa tsis zoo cell thiab cytoplasm, ua rau ua qias neeg hlwb.
Ib tug kuj yuav nug, dab tsi yog staining yooj yim?
Yooj yim staining yog ib txoj kev staining nyob rau hauv uas cov kab mob yog stained los ntawm kev siv ib zaug stain . Piv txwv ntawm yooj yim stain yog Methylene xiav, Safranin, Malachite ntsuab, Basic fuchsin thiab siv lead ua violet thiab lwm yam. yooj yim staining txheej txheem cell yog uniformly stained.
Dab tsi yog qhov txwv ntawm ib qho yooj yim stain?
Tsuas tuaj yeem txiav txim siab ntawm tes thiab qhov loj me. Kev npaj cov kab mob smear yuav nyuaj rau kev kawm.
Pom zoo:
Lub ntsiab lus ntawm lub hauv paus lo lus meter nyob rau hauv lo lus tus pas ntsuas kub yog dab tsi?
Lub hauv paus chiv keeb ntawm lo lus 'Thermometer' Qhov thib ob ntawm lo lus, 'meter', los ntawm Fabkis -mètre (uas muaj nws cov hauv paus hauv lub post-classical Latin: -meter, -metrumand lub ancient Greek, -Μέτρο ν, lossis metron, uas txhais tau tias ntsuas qee yam, xws li qhov ntev, qhov hnyav, lossis dav)
Lub teeb hauv cov ntsiab lus yooj yim yog dab tsi?
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Dab tsi yog lub ntsiab lus ntawm kev hloov pauv lom neeg hauv cov ntsiab lus ntawm allele zaus?
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Dab tsi yog cov kauj ruam ntawm staining yooj yim?
Yooj Yim Stain Txheej Txheem: Ntxuav thiab qhuav lub tshuab tsom iav kom huv si. Nplaim qhov chaw uas cov smear yuav kis tau. Nplaim lub voj inoculating. Hloov ib lub voj puv ntawm cov kais dej mus rau qhov chaw nplaim taws. Reflame lub voj kom paub tseeb tias tag nrho qhov ntev ntawm cov hlau uas yuav nkag mus rau hauv lub raj tau raug rhuab mus rau liab
Dab tsi yog lub hauv paus ntsiab lus ntawm txoj kev xav ntawm lub neej tiam neeg?
Txoj kev xav ntawm lub neej tiam neeg tau hais tias muaj sia nyob tuaj yeem tshwm sim los ntawm cov khoom tsis muaj sia nyob thiab cov txheej txheem zoo li no tau tshwm sim thiab tsis tu ncua. Piv txwv li, nws tau xav tias qee yam xws li fleas tuaj yeem tshwm sim los ntawm cov khoom tsis muaj tsiaj xws li hmoov av, lossis cov maggots tuaj yeem tshwm sim los ntawm cov nqaij tuag